Biology news

Fast-growing trees could take root as future energy source

A tree that can reach 90 feet in six years and be grown as a row crop on fallow farmland could represent a major replacement for fossil fuels. Purdue University researchers are using genetic tools in an effort ...

Aug 23, 2006
4.4 / 5 (46) 0

Evidence of evolutionary selection found in 544 genes

(PhysOrg.com) -- By comparing the genomes of humans and five other mammals, Cornell researchers have identified 544 genes that have been shaped by positive selection over millions of years of evolution.

Sep 16, 2008
4.4 / 5 (46) 9

Researchers Discover the 'Big Sperm Paradox'

Syracuse University Ph.D. student Adam Bjork is a man on a mission: to unlock the mysteries of cryptic female choice. He’s not studying psychology or trying to get a date—he’s a student of biology in ...

Jun 08, 2006
4.2 / 5 (48) 0

Time in a bottle: Scientists watch evolution unfold

A 21-year Michigan State University experiment that distills the essence of evolution in laboratory flasks not only demonstrates natural selection at work, but could lead to biotechnology and medical research ...

Oct 18, 2009
4.7 / 5 (43) 13

Neanderthal genome unlocks secrets of human evolution

The veil of mystery surrounding our extinct hominid cousins, the Neanderthals, has been at least partially lifted to reveal surprising results. Scientists with the U.S. Department of Energy’s Lawrence Berkeley ...

Nov 15, 2006
4.2 / 5 (47) 0

Sharp-eyed robins can see magnetic fields

(PhysOrg.com) -- It has been known for decades that some birds are able to sense the Earth's magnetic field and set their direction as if following a compass heading, which is an extremely useful ability for ...

Jul 09, 2010 report
4.6 / 5 (43) 15 | with audio podcast